Viqua Sterilight UV Water Treatment System for Home Water A reliable UV water treatment system can provide an additional level of protection for household water by using ultraviolet light to inactivate microorganisms as water passes through the treatment chamber. The Viqua Sterilight VH410 is a compact system designed for flow rates up to 18 GPM and can treat up to 14 GPM at the NSF 40 mJ/cm² dosage. It features a 304 stainless steel reactor chamber, a high-output S410RL-HO lamp, and a controller with a lamp life timer and lamp failure alarm. The system is well suited for whole-home water disinfection where consistent treatment is important. checked it out on https://store.afwfilters.com/uv-ultraviolet-disinfection/